Last reviewed on November 2, 2011 at 10:04

Documentation of California's Greenhouse Gas Inventory (First Edition - Last updated on 11/19/2007)

♦ Category: Energy

IPCC: 1A2m - Fuel Combustion Activities - Manufacturing Industries and Construction - Non-specified Industry.
Sector: Industrial : Not Specified

♦ Activity: Fuel combustion - Wood (wet)

♦ Greenhouse gas: Carbon dioxide from biogenic sources ( CO2 )

► Year 1990 —

● Greenhouse gas emission estimate —

Amount: 6,125,036 tonnes of CO2 From biogenic materials (6,125,036 tonnes CO2 Eq.)
Basis: Calculation
Calculation: [Fuel combustion] * [Heat content] * [Fuel CO2 emission]
Reference: Murtishaw, S., De La Rue du Can, S,. Price, L., Masanet, E., and Simcich, M. (2005). CALEB: California Energy Balance Database, September 12, 2005. Lawrence Berkeley National Laboratory, Berkeley, CA.

● Activity level used in calculations —

Activity: Fuel combustion = 8,162,500 ton of Wood (wet)
Basis: Data
Reference: EIA (2007). Energy Information Administration. State Energy Consumption, Price, and Expenditure Estimates (SEDS). Available online at:

● Parameters and Constants used in calculations —

Parameter: Fuel CO2 emission = 0.0938 g / btu
Reference: USEPA (2007). Inventory of U.S. Greenhouse Gas Emissions and Sinks: 1990-2005. United States Environmental Protection Agency. EPA 430-R-07-002. Annex 2.1 (Tables A-31, A-32, A-35, and A-36). April 15, 2007. Washington DC.
Parameter: Heat content = 8,000,000 btu / ton
Reference: EIA (2007). Energy Information Administration. Form EIA-906 Database: Monthly Utility Power Plant Database. CA Air Resources Board staff used the average value (rounded to 1 significant digit) of values for Utility Power Plant Wood. Available online at:

● Greenhouse gas from biogenic materials per unit activity —

Amount: 750,387 g (i.e. 750.39 kg) of CO2 per ton of Wood (wet)